Insert, Screw Thread5325-01-643-7042

NSN 5325-01-643-7042 · NIIN 016437042 · Part number ALS4-428-260

Avk Industries Products Inc · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 78276

Government record, cited

NSN 5325-01-643-7042 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-643-7042. Manufacturer of record part number: ALS4-428-260.

Also searched as 5325-01-643-7042 · 5325016437042 · NIIN 016437042 · 01-643-7042 · FSC 5325 Fastening Devices · CAGE 78276 · ALS4-428-260

Nearby stock numbers ← 5325-01-643-7034 Insert, Screw Thread · 5325-01-643-7153 Ring, Retaining →

Features

Insert,screw Thread — FSC 5325
Thread Direction: RIGHT-HAND
Nominal Thread Size: 0.250 INCHES IN
Thread Quantity Per Inch: 28
Thread Series Designator: UNF
1 manufacturer part number on file
Manufacturer of record: Avk Industries Products Inc

Identification

NSN: 5325-01-643-7042
NIIN: 016437042
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: ALS4-428-260
Manufacturer: Avk Industries Products Inc

General Description

The Insert,screw Thread, cataloged under National Stock Number 5325-01-643-7042, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Avk Industries Products Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5325-01-643-7042
Primary Part Number	ALS4-428-260
Item Name	Insert,screw Thread
FSC / FSG	5325 / 53 — Fastening Devices
Manufacturer	Avk Industries Products Inc
Status	ACTIVE
Thread Direction	RIGHT-HAND
Nominal Thread Size	0.250 INCHES IN
Thread Quantity Per Inch	28
Thread Series Designator	UNF

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
ALS4-428-260 PRIMARY	Avk Industries Products Inc (USA)

No interchangeability data on file.

Other items in FSC 5325 — Fastening Devices

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5325-00-000-1884

5325-00-000-1884 · Item name not on file

5325-00-000-9988

5325-00-000-9988 · Item name not on file

5325-00-001-1567

RING,RETAINING

5325-00-001-2043

FASTENER,PANEL

5325-00-001-3842

RING,RETAINING

5325-00-001-3858

5325-00-001-3858 · Item name not on file

5325-00-001-3871

RING,RETAINING

5325-00-001-4317

RING,RETAINING

Frequently Asked Questions

What is NSN 5325-01-643-7042?

NSN 5325-01-643-7042 is a Insert,screw Thread, manufactured by Avk Industries Products Inc, classified under FSC 5325, Fastening Devices. Status: active.

What part numbers are listed for NSN 5325-01-643-7042?

NSN 5325-01-643-7042 has 1 manufacturer part number on file: ALS4-428-260 (Avk Industries Products Inc).

What are the specifications of ALS4-428-260?

Key specifications for ALS4-428-260: Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.250 INCHES IN; End Item Identification: 5895-01-592-8791; Thread Quantity Per Inch: 28. 4 specifications are documented in the U.S. Government catalog.

Is NSN 5325-01-643-7042 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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